The company in a statement said that it has made "successful debut in the international capital markets, pricing $ 350 million in 5 non-call 2 years Senior Secured Regulation S/Rule 144A Fixed Rate Notes maturing in 2019."

The company said that it will use about Rs 1,500 crore ($ 250 million) of the proceeds to refinance the Standard Chartered Bank Loan Facility entered into by Reliance Globalcom BV, and the remaining for capital expenditure and general corporate purposes.

The deal received an overwhelming response from the market, and was significantly oversubscribed, GCX said.

By geography, 22 per cent the new issue was allocated to US, 29 per cent to Europe and 49 per cent to Asia, it added.

On the type of investors, the issue saw 78 per cent go to fund managers, 13 per cent to hedge funds, 6 per cent to private banks, and 3 per cent to other investors, it added.

The Notes are expected to settle on August 1, 2014, the statement said, adding Deutsche Bank and Standard Chartered Bank acted as Joint Global Coordinators.